Cita APA (7th ed.)

Ivask, I. (1973). The perpetual present: The poetry and prose of Octavio Paz ([1st ed.].). University of Oklahoma Press.

Cita Chicago (17th ed.)

Ivask, Ivar. The Perpetual Present: The Poetry and Prose of Octavio Paz. [1st ed.]. Norman: University of Oklahoma Press, 1973.

Cita MLA (8th ed.)

Ivask, Ivar. The Perpetual Present: The Poetry and Prose of Octavio Paz. [1st ed.]. University of Oklahoma Press, 1973.